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Fix birdseye infinite loop

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This commit is contained in:
Nick Mowen 2023-06-11 21:07:24 -06:00
parent dfd574beeb
commit 4bb5313c78
1 changed files with 17 additions and 3 deletions
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20
frigate/output.py
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@ -7,6 +7,7 @@ import queue
import signal import signal
import subprocess as sp import subprocess as sp
import threading import threading
import traceback
from wsgiref.simple_server import make_server from wsgiref.simple_server import make_server
import cv2 import cv2
@ -430,9 +431,10 @@ class BirdsEyeFrameManager:
else: else:
# calculate optimal layout # calculate optimal layout
coefficient = 1.0 coefficient = 1.0
calculating = True
# decrease scaling coefficient until height of all cameras can fit into the birdseye canvas # decrease scaling coefficient until height of all cameras can fit into the birdseye canvas
while True: while calculating:
layout_candidate, total_height = calculate_layout( layout_candidate, total_height = calculate_layout(
(canvas_width, canvas_height), (canvas_width, canvas_height),
active_cameras_to_add, active_cameras_to_add,
@ -440,9 +442,13 @@ class BirdsEyeFrameManager:
) )
if (canvas_height * 0.75) < total_height <= canvas_height: if (canvas_height * 0.75) < total_height <= canvas_height:
break calculating = False
elif total_height < canvas_height * 0.75: elif total_height < canvas_height * 0.75:
logger.error(
f"Canvas ratio is {canvas_height * 0.75} > {total_height} :: {canvas_height / total_height}"
)
coefficient += 0.1 coefficient += 0.1
calculating = False
else: else:
coefficient -= 0.1 coefficient -= 0.1
@ -473,8 +479,16 @@ class BirdsEyeFrameManager:
if (now - self.last_output_time) < 1 / 10: if (now - self.last_output_time) < 1 / 10:
return False return False
try:
updated_frame = self.update_frame()
except Exception:
updated_frame = False
self.active_cameras = []
self.camera_layout = 0
print(traceback.format_exc())
# if the frame was updated or the fps is too low, send frame # if the frame was updated or the fps is too low, send frame
if self.update_frame() or (now - self.last_output_time) > 1: if updated_frame or (now - self.last_output_time) > 1:
self.last_output_time = now self.last_output_time = now
return True return True
return False return False